ATI Radeon X1550 vs AMD Radeon Sky 700

VS

ATI Radeon X1550

AMD Radeon Sky 700

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1550 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1550 's Advantages

Lower TDP (27W vs 225W)

AMD Radeon Sky 700 's Advantages

Released 6 years and 2 months late

More VRAM (6GB vs 256GB)

Larger VRAM bandwidth (264.0GB/s vs 12.80GB/s)

1792 additional rendering cores

Score

Radeon X1550

VS

Radeon Sky 700

Graphics Card

Jan 2007

Release Date

Mar 2013

Radeon R500 PCIe

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1375 MHz

Memory

256MB

Memory Size

6GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

384bit

12.80GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

28

-

Shading Units

1792

4

TMUs

112

4

ROPs

32

-

L1 Cache

16 KB (per CU)

-

L2 Cache

768 KB

-

Theoretical Performance

2.200 GPixel/s

Pixel Rate

28.80 GPixel/s

2.200 GTexel/s

Texture Rate

100.8 GTexel/s

-

FP32 (float)

3.226 TFLOPS

-

FP64 (double)

806.4 GFLOPS

Board Design

27W

TDP

225W

200 W

Suggested PSU

550 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DisplayPort 1.2

None

Power Connectors

1x 8-pin

Graphics Processor

RV516

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO GL

R500

Architecture

GCN 1.0

UMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.107 billion

Transistors

4.313 billion

100 mm²

Die Size

352 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_1)

2.1

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

3.0

Shader Model

5.1

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